CVE-2026-46484

Headplane: Path Traversal + RBAC Bypass in renameNode allows authenticated OIDC users to expire or rename any node/user

CVSS 8.1 HIGHEPSS 0.4%CWE-22 CWE-285

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.1EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

08 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Headplane is a feature-complete Web UI for Headscale. Prior to versions 0.6.3 and 0.7.0-beta.3, Headplane was vulnerable to a path traversal / authorization bypass in the Headscale API client used by node and user rename operations. This issue has been patched in versions 0.6.3 and 0.7.0-beta.3.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected products

tale · headplane

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References

https://github.com/tale/headplane/releases/tag/v0.6.3 https://github.com/tale/headplane/releases/tag/v0.7.0-beta.3 https://github.com/tale/headplane/security/advisories/GHSA-vgj6-hcf2-fqf6